Thanks to advanced Digital Signal Processing, SPEAK 410 provides crystal-clear audio with true wideband sound quality. Furthermore, the powerful speaker and built-in omni-directional microphone offer 360-degree coverage allowing participants to hear and be heard clearly. The SPEAK 410 also features a 3.5 mm headset port and full-duplex audio, making it ideal for one-to-one conversations and other functions such as e-learning and listening to media playback from your computer. You can easily switch to private-call mode so you don’t disturb your colleagues in open office environments.